CN202630699U - Electrode-circle-adjustable novel electrode lifting mechanism and electric arc furnace - Google Patents
Electrode-circle-adjustable novel electrode lifting mechanism and electric arc furnace Download PDFInfo
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- CN202630699U CN202630699U CN201220149910.2U CN201220149910U CN202630699U CN 202630699 U CN202630699 U CN 202630699U CN 201220149910 U CN201220149910 U CN 201220149910U CN 202630699 U CN202630699 U CN 202630699U
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Abstract
The utility model relates to an electrode-circle-adjustable novel electrode lifting mechanism, a furnace cover and an electric arc furnace. The electric arc furnace comprises a furnace barrel support, a furnace barrel, the furnace cover which is positioned above the furnace barrel and can cover an opening at the upper part of the furnace barrel, a cross arm column arranged at one side of the furnace barrel, a cross arm mounting base mounted on the cross arm column, a conductive cross arm which is mounted on the cross arm mounting base and used for supporting an electrode, a cross arm lifting control device for controlling the lifting of the conductive cross arm, the electrode which is penetrated through the furnace cover and extends into the furnace barrel, a feed bin positioned above the furnace barrel and a feed pipe for connecting the feed bin and a distributing device, wherein the top of the furnace cover is provided with an electrode hole and a feeding hole which are kidney-shaped holes; the cross arm column comprises a fixed support guide column and a movable support guide column which are fixedly mounted through guide column positioning plates; the fixed support guide column is fixedly mounted on a platform; the movable support guide column can rotate around the fixed support guide column; and the cross arm mounting base is mounted between the fixed support guide column and movable support guide column. The utility model realizes the major breakthrough of the adjustable electrode circle, and is reasonable in structural design.
Description
Technical field
The utility model belongs to technical field of metallurgical equipment, relates in particular to electrode lifting mechanism in a kind of smelting arc furnace, supporting bell and be applicable to the electric arc furnaces of non-metallic ore melting with it.
Background technology
Electric arc furnaces is to utilize the high melt ore of electrode arc generation or the electric furnace of metal; It is used for raw materials such as reducing and smelting ore, carbonaceous reducing agent and solvent to produce ferrosilicon; Ferromanganese, industrial chemicals such as essential industry raw material and calcium carbide in ferrochrome, ferrotungsten, silicomangan etc. and the non-metallic ore metallurgical industry.The electric arc furnaces that is mainly used in ore smelting is also named the ore deposit hot stove; Its furnace binding is similar with electric furnace arrangement for producing steel; When the hot furnaceman in ore deposit did, the electrode lower end was embedded in the starting the arc in the furnace charge, and the electric arc between electrode and furnace charge can produce the heat; Electric current during through furnace charge charging resistance also can produce sizable heat, energy and the electric current that the hot stove in ore deposit utilizes electric arc simultaneously comes the melting non-metallic ore through the heat of furnace charge.
The Chinese utility model patent that the patent No. is 201120188399.2, name is called novel capacitor magnesia smelting arc furnace discloses a kind of electric arc furnaces; Comprise stove tube, stove tube and bell; Be provided with three electrode holes and three charging apertures at the bell top; These three charging apertures are arranged on three electrode hole outer rims; And be positioned at three electrode holes between any two, three logical charge tubes of charging aperture link to each other with three high hoppers that are positioned at the electric arc furnaces top respectively, and raw material adds in the electric arc furnaces through the material pipe from three feed bins.The electrode of this electric arc furnaces be fixed on electrode lifting device an end, stretch in the smelting furnace; Wherein, Electrode lifting device comprises rise fall of electrodes support, column, rise fall of electrodes oil cylinder and conductive cross arm, and the rise fall of electrodes support fixes on the ground, and its upper end is fixedly mounting column; The rise fall of electrodes oil cylinder is arranged in the rise fall of electrodes support and the top is fixedly connected with column lower end, column upper end fixed installation conductive cross arm.Connection between each parts of this electrode lifting device all is to adopt bolt to be fixedly connected with ring flange, and is non-adjustable except the position of up-down external electrode, limited the scope of application of electric arc furnaces thus, can't reach the best duty of smelting process.
Summary of the invention
The purpose of the utility model provides the adjustable novel electrode elevating mechanism of a kind of electrode circle, is suitable for the smelting of non-metallic ore.
Another purpose of the utility model provides a kind of bell that is used for the adjustable electrode of cooperation position.
The another purpose of the utility model provides a kind of nonmetal melting electric arc furnaces; It has realized the important breakthrough that electrode circle is adjustable; To smelting process the condition of realization optimum Working is provided, thereby can have gone out maximum products, reduced the specific energy consumption index with the electrical energy production of minimum.
In order to realize above-mentioned first purpose; The utility model is taked following technical solution: the novel electrode elevating mechanism that a kind of electrode circle is adjustable comprises: the transverse arm pillar, be installed on transverse arm mount pad on the transverse arm pillar, be installed on the transverse arm mount pad and the conductive cross arm of support electrode, the transverse arm apparatus for controlling of lifting that the control conductive cross arm moves up and down; The transverse arm apparatus for controlling of lifting is installed on the transverse arm pillar, and the transverse arm pillar comprises fixed support guide pillar and the movable supporting guide pillar that installs and fixes through the guide pillar location-plate, and the fixed support guide pillar is fixedly mounted on the platform, and the movable supporting guide pillar can rotate around the fixed support guide pillar; The transverse arm mount pad is installed between said fixed support guide pillar and the movable supporting guide pillar.
In order to realize above-mentioned second purpose, the utility model is taked following technical solution: bell, and be arranged at the top of stove tube and cover the opening on stove tube top, this bell top is processed with electrode hole and plup inlet, and electrode hole is the waist-hole type shape.
In order to realize above-mentioned the 3rd purpose; The utility model is taked following technical solution: electric arc furnaces, comprise the stove tube stent, be arranged at stove tube in the stove tube stent, be arranged in stove tube top and can cover stove tube upper opening bell, be arranged at stove tube one side the transverse arm pillar, be installed on transverse arm mount pad on the transverse arm pillar, be installed on the transverse arm mount pad and the conductive cross arm of support electrode, transverse arm apparatus for controlling of lifting that the control conductive cross arm goes up and down, pass electrode, the feed bin that is positioned at stove tube top that bell stretches into the stove tube, the material pipe that connects feed bin and distributing device; The bell top is provided with plup inlet that is positioned at its center and the electrode hole that is uniformly distributed along the circumference at the peripheral waist-hole type shape of said plup inlet; The transverse arm pillar comprises fixed support guide pillar and the movable supporting guide pillar that installs and fixes through the guide pillar location-plate, and the fixed support guide pillar is fixedly mounted on the platform, and the movable supporting guide pillar can rotate around the fixed support guide pillar; The transverse arm mount pad is installed between fixed support guide pillar and the movable supporting guide pillar.
The transverse arm mount pad below of the utility model is provided with wheel bracket, and said wheel bracket is provided with guide wheel, and wheel bracket slides on said transverse arm pillar through guide wheel.
The electrode circle adjustable electrode elevating mechanism of the utility model is provided with 4 pairs of guide wheels altogether on the said wheel bracket, on fixed support guide pillar and movable supporting guide pillar, be respectively arranged with 2 pairs of guide wheels arranging up and down.
The transverse arm apparatus for controlling of lifting of the utility model comprises motor and speed reducer, chain and drive sprocket; Said motor and speed reducer is arranged on the said wheel bracket; The output shaft of said motor and speed reducer is provided with drive sprocket; Chain is walked around drive sprocket and the engagement of said drive sprocket that is installed on the wheel bracket, and said chain is fixed between the said guide pillar location-plate.
The bell top of the utility model is provided with an electrode circle location-plate, and the corresponding electrode sleeve installing hole of the electrode position after the electrode circle location-plate is provided with and adjusts is provided with in the electrode sleeve installing hole and is enclosed within the peripheral electrode sleeve of electrode.
Can know by technique scheme; The utility model adopts two guide pillars to support conductive cross arm; A guide pillar is for fixing in two guide pillars, and another root guide pillar can have been broken through the operation principle of traditional electrode lifting mechanism around fixedly guide pillar rotation; Realize the function that the conductive cross arm horizontal direction can be adjusted, the conductive cross arm levelness can be adjusted, the horizontal direction rotation is adjustable, realized the purpose that electrode circle is adjustable.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the front view of Fig. 1.
Fig. 3 removes the vertical view behind the charging scffold for Fig. 1.
Fig. 4 is the side view of Fig. 1.
Fig. 5 is the structural representation of the utility model embodiment 1 electrode lifting mechanism.
Fig. 6 is the front view of the utility model embodiment 1 electrode lifting mechanism.
Fig. 7 is the rearview of Fig. 6.
Fig. 8 is the side view of Fig. 6.
Fig. 9 is the vertical view of present embodiment 1 bell.
Figure 10 is the structural representation of present embodiment 1 electrode circle location-plate and electrode sleeve.
Below in conjunction with accompanying drawing the specific embodiment of the utility model is done explanation in further detail.
The specific embodiment
Embodiment 1
To shown in Figure 4, the electric arc furnaces of present embodiment comprises stove tube 1, bell 2, stove tube support body 3, electrode 4, feed bin 5, material pipe 6, distributing device, electrode lifting mechanism 7, supplies power transformation system (not shown), water-cooled cable (not shown), cooling water system (not shown), electric control room (not shown) like Fig. 1.Wherein, electrode lifting mechanism 7 comprises fixed support guide pillar 7-1, movable supporting guide pillar 7-2, conductive cross arm 7-3, transverse arm mount pad 7-4, guide wheel 7-5, wheel bracket 7-6, driver element 7-7, chain 7-8, drive sprocket 7-9, guide pillar location-plate 7-10, drive sprocket 7-11.The driver element 7-7 of present embodiment is a motor and speed reducer, and driver element 7-7, chain 7-8 and drive sprocket 7-11, drive sprocket 7-9 constitute the transverse arm apparatus for controlling of lifting, and the transmission through sprocket wheel and chain is that the up-down of conductive cross arm provides power.
Stove tube 1 is arranged in the stove tube protective stent 3, and the stove tube 1 of present embodiment is placed on one along on the chassis 9 of guide rail 8 operation, is sent into stove tube 1 in the stove tube support body 3 or from stove tube support body 3, is shifted out by chassis 9.The top of stove tube protective stent 3 is an operating platform 10; Bell 2 places on the operating platform 10 and covers the upper opening of stove tube 1; The sidepiece of bell 2 is provided with hand stock mouth (not label); The top is processed with 1 plup inlet 2a and 3 electrode hole 2b (Fig. 9), and plup inlet 2a is arranged at bell 2 top center, and 3 electrode hole 2b are uniformly distributed along the circumference peripheral at plup inlet 2a.The plup inlet 2a that the pan feeding of distributing device is taken over through bell 2 centers links to each other with material pipe 6, and the other end of material pipe 6 is communicated with the feed bin 5 on being arranged at bell 2 top charging scffolds 11, and the material in the feed bin 5 adds in the distributing device through charge tube 6.All link to each other with cooling water system with conductive chuck in the conductive cross arm through the cooling water circulating line; Conductive cross arm also links to each other with supplying power transformation system electricity through water-cooled cable; The utility model be electrically connected and cooling water connected mode and the structure that supplies power transformation system, cooling water system, electric control system all with of the prior art identical, no longer go to live in the household of one's in-laws on getting married at this and to chat.
Simultaneously with reference to Fig. 5 to Fig. 8; A side that on operating platform 10, is positioned at bell 2 is equipped with fixed support guide pillar 7-1 and movable supporting guide pillar 7-2; Fixed support guide pillar 7-1 and movable supporting guide pillar 7-2 form the transverse arm pillar of the utility model, and fixed support guide pillar 7-1 and movable supporting guide pillar 7-2 are installed between operating platform 10 and the charging scffold 11.Fixed support guide pillar 7-1 is fixedly mounted on the operating platform 10; Movable supporting guide pillar 7-2 is removable with respect to fixed support guide pillar 7-1; Top and bottom at fixed support guide pillar and movable supporting guide pillar all are equipped with a guide pillar location-plate 7-10, and guide pillar location-plate 7-10 is used for fixed support guide pillar 7-1 and movable supporting guide pillar 7-2 installing and locating.Through guide pillar location-plate 7-10, movable supporting guide pillar 7-2 can carry out the displacement adjustment around fixed support guide pillar 7-1 rotation, thereby realizes that electrode circle horizontally rotates the adjustment of angle.Between fixed support guide pillar 7-1 and movable supporting guide pillar 7-2, transverse arm mount pad 7-4 is installed; Conductive cross arm 7-3 is installed on the transverse arm mount pad 7-4 through insulation anchor ear 12; Cooperate the adjustment of electrode circle through the adjustment of conductive cross arm front and back position; The front end of conductive cross arm 7-3 is provided with conductive chuck and electrode anchor ear (not label), and electrode 4 is installed on the conductive cross arm 7-3 through conductive chuck and electrode anchor ear, and the electrode hole 2b that electrode 4 can pass on the bell 2 stretches in the stove tube 1.Below transverse arm mount pad 7-4, be provided with wheel bracket 7-6, wheel bracket 7-6 and transverse arm mount pad 7-4 can move up and down along transverse arm pillar in the vertical direction under the control of transverse arm apparatus for controlling of lifting back and forth, carry out lifting action thereby drive electrode 4.In the present embodiment; 4 couples of guide wheel 7-5 are set on the wheel bracket 7-6 altogether; 2 couples of guide wheel 7-5 that arrange up and down are set respectively on fixed support guide pillar 7-1 and movable supporting guide pillar 7-2, and wheel bracket 7-6 slides on the transverse arm pillar through guide wheel 7-5, through the degree of eccentricity of last 8 guide wheels of adjustment wheel bracket 7-6; The fit clearance between each parts can be adjusted, the levelness of conductive cross arm 7-3 can also be finely tuned simultaneously.Motor and speed reducer 7-7 is installed on wheel bracket 7-6; Drive sprocket 7-11 is installed on the output shaft of motor and speed reducer 7-7; Chain 7-8 walks around drive sprocket 7-9 and the drive sprocket 7-11 engagement that is installed on the wheel bracket 7-6; Chain 7-8 is fixed on (between the upper and lower guide pillar location-plate 7-10) between operating platform 10 and the charging scffold 11; Present embodiment cooperates moving up and down of realization wheel bracket (transverse arm mount pad) through the transmission of sprocket wheel and chain, through changing the lifting action of accomplishing electrode with speed that turns to of motor.
As shown in Figure 9; The electrode hole 2b at bell 2 tops of the utility model is substantially oblong-shaped waist pore structure; The electrode hole of employing waist-hole type shape can cooperate the needs of electrode position adjustment, makes electrode 4 in the scope of waist hole, adjust the position, realizes the adjustable purpose of electrode circle.As optimized technical scheme; Bell 2 tops of present embodiment also are provided with an electrode circle location-plate 12; Be processed with on the electrode circle location-plate 12 3 with adjust after the corresponding electrode sleeve installing hole of electrode position; Be provided with an electrode sleeve 13 in each electrode sleeve installing hole, the external diameter of electrode sleeve 13 and electrode circle location-plate 12 top electrodes cover installing hole adapts, internal diameter and electrode 4 adapt, and electrode sleeve 13 is enclosed within electrode 4 peripheries.The purpose that electrode circle location-plate 12 and electrode sleeve 13 are set is to help the location on the one hand: after the electrode position adjustment finishes, can help the electrode location; Be to realize sealing on the other hand: because the electrode hole 2b on the utility model bell 2 is the waist-hole type shape; After electrode 4 passes bell 2; Must leave the gap between itself and the bell 2 electrode hole 2b; In order to improve the sealing of bell 2, the sheathed and matched electrode sleeve 13 of its size can seal the gap between electrode 4 and the bell electrode hole 2b on electrode 4.Smelt different mineral aggregates when needs, adjust 3 interelectrode positions after, put and adjust the corresponding electrode circle location-plate in rear electrode position again, can realize excellent sealing at electrode outer race top electrode cover.
Present embodiment is with embodiment 1 different place: present embodiment all is provided with chain in the both sides of wheel bracket, and chain meshes with drive sprocket after walking around the drive sprocket that is installed on the wheel bracket both sides, adopts the mode of bilateral transmission stressed more even.
Really; The technical conceive of the utility model is not limited in the foregoing description; Can also obtain many different concrete schemes according to the design of the utility model; For example, the up-down of conductive cross arm 5 adopts the mechanical drive mode of motor-driven chain to drive the conductive cross arm up-down in the present embodiment, but also can adopt mechanically operated modes such as motor-driven tooth bar or screw mandrel, hoist engine drive steel wire rope to control the up-down of conductive cross arm; Guide wheel quantity also can change according to actual needs in addition, can also substitute guide wheel with guide pin bushing, all should be included within the described scope of claim such as these changes and equivalent transformation.
Claims (8)
1. novel electrode elevating mechanism that electrode circle is adjustable comprises: the transverse arm pillar, be installed on transverse arm mount pad on the transverse arm pillar, be installed on the transverse arm mount pad and the conductive cross arm of support electrode, the transverse arm apparatus for controlling of lifting that the control conductive cross arm moves up and down; It is characterized in that:
Said transverse arm apparatus for controlling of lifting is installed on the transverse arm pillar;
Said transverse arm pillar comprises fixed support guide pillar and the movable supporting guide pillar that installs and fixes through the guide pillar location-plate, and said fixed support guide pillar is fixedly mounted on the platform, and said movable supporting guide pillar can rotate around the fixed support guide pillar;
Said transverse arm mount pad is installed between said fixed support guide pillar and the movable supporting guide pillar.
2. the novel electrode elevating mechanism that electrode circle according to claim 1 is adjustable is characterized in that: said transverse arm mount pad below is provided with wheel bracket, and said wheel bracket is provided with guide wheel, and wheel bracket slides on said transverse arm pillar through guide wheel.
3. the novel electrode elevating mechanism that electrode circle according to claim 2 is adjustable is characterized in that: 4 pairs of guide wheels are set on the said wheel bracket altogether, on fixed support guide pillar and movable supporting guide pillar, are respectively arranged with 2 pairs of guide wheels arranging up and down.
4. according to claim 2 or the adjustable novel electrode elevating mechanism of 3 described electrode circles; It is characterized in that: said transverse arm apparatus for controlling of lifting comprises motor and speed reducer, chain and drive sprocket; Said motor and speed reducer is arranged on the said wheel bracket; The output shaft of said motor and speed reducer is provided with drive sprocket, and chain is walked around drive sprocket and the engagement of said drive sprocket that is installed on the wheel bracket, and said chain is fixed between the said guide pillar location-plate.
5. electric arc furnaces, comprise the stove tube stent, be arranged at stove tube in the stove tube stent, be arranged in stove tube top and can cover stove tube upper opening bell, be arranged at stove tube one side the transverse arm pillar, be installed on transverse arm mount pad on the transverse arm pillar, be installed on the transverse arm mount pad and the conductive cross arm of support electrode, transverse arm apparatus for controlling of lifting that the control conductive cross arm goes up and down, pass electrode, the feed bin that is positioned at stove tube top that bell stretches into the stove tube, the material pipe that connects feed bin and distributing device;
It is characterized in that:
Said bell top is provided with plup inlet that is positioned at its center and the electrode hole that is uniformly distributed along the circumference at the peripheral waist-hole type shape of said plup inlet;
Said transverse arm pillar comprises fixed support guide pillar and the movable supporting guide pillar that installs and fixes through the guide pillar location-plate, and said fixed support guide pillar is fixedly mounted on the platform, and said movable supporting guide pillar can rotate around the fixed support guide pillar;
Said transverse arm mount pad is installed between fixed support guide pillar and the movable supporting guide pillar.
6. electric arc furnaces according to claim 5; It is characterized in that: said bell top is provided with an electrode circle location-plate; The corresponding electrode sleeve installing hole of electrode position after the electrode circle location-plate is provided with and adjusts is provided with in the electrode sleeve installing hole and is enclosed within the peripheral electrode sleeve of electrode.
7. electric arc furnaces according to claim 5 is characterized in that: said transverse arm mount pad below is provided with wheel bracket, and said wheel bracket is provided with guide wheel, and wheel bracket slides on said transverse arm pillar through guide wheel.
8. electric arc furnaces according to claim 7; It is characterized in that: said transverse arm apparatus for controlling of lifting comprises motor and speed reducer, chain and drive sprocket; Said motor and speed reducer is arranged on the said wheel bracket; The output shaft of said motor and speed reducer is provided with drive sprocket, and chain is walked around drive sprocket and the engagement of said drive sprocket that is installed on the wheel bracket, and said chain is fixed between the said guide pillar location-plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220149910.2U CN202630699U (en) | 2012-04-11 | 2012-04-11 | Electrode-circle-adjustable novel electrode lifting mechanism and electric arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220149910.2U CN202630699U (en) | 2012-04-11 | 2012-04-11 | Electrode-circle-adjustable novel electrode lifting mechanism and electric arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202630699U true CN202630699U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220149910.2U Withdrawn - After Issue CN202630699U (en) | 2012-04-11 | 2012-04-11 | Electrode-circle-adjustable novel electrode lifting mechanism and electric arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202630699U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102625508A (en) * | 2012-04-11 | 2012-08-01 | 西安越达环保科技有限公司 | Electrode lifting mechanism with adjustable electrode circle, furnace cover and electric arc furnace |
-
2012
- 2012-04-11 CN CN201220149910.2U patent/CN202630699U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102625508A (en) * | 2012-04-11 | 2012-08-01 | 西安越达环保科技有限公司 | Electrode lifting mechanism with adjustable electrode circle, furnace cover and electric arc furnace |
| CN102625508B (en) * | 2012-04-11 | 2014-03-26 | 西安越达环保科技有限公司 | Electrode lifting mechanism with adjustable electrode circle, furnace cover and electric arc furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121226 Effective date of abandoning: 20140326 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20121226 Effective date of abandoning: 20140326 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |